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1. Original-grade chip for precise compatibility: 100% recognition of HP DesignJet XL 3600, real-time ink level monitoring, eliminating error interruptions.
2. Professional pigment ink: Waterproof and sun-resistant, will not fade for 5+ years indoors, suitable for demanding requirements such as engineering drawings and commercial posters.
3. 300ML large capacity for cost reduction: Reduces ink change frequency by 45%, saving 35-40% in costs compared to original manufacturers, and enabling more efficient high-volume printing.link:https://www.ocbinks.com/ink-cartridges/for-hp-compatible-cartridge/hp766f-300ml-compatible-pigment-ink-cartridge.html